Home / 31,979.40-44,130.60-17,834.64

Finding the Fourth Proportional to 31,979.40, 44,130.60 and 17,834.64

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Solution

The fourth proportional to 31,979.40, 44,130.60 and 17,834.64 is: 24,611.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,979.40 : 44,130.60 = 17,834.64 : x
  2. Step 2: Convert to fraction form
    31,979.40/44,130.60 = 17,834.64/x
  3. Step 3: Cross multiply
    31,979.40x = 44,130.60 × 17,834.64
  4. Step 4: Simplify right side
    31,979.40x = 787,053,363.98
  5. Step 5: Solve for x
    x = 787,053,363.98/31,979.40
  6. Step 6: Final answer
    x = 24,611.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.